package homework02;

import java.util.Scanner;
import java.util.ArrayList;
import java.util.Arrays;

public class Five {
	public static void main(String[] args) {

		ArrayList strList = new ArrayList();
		ArrayList strList1 = new ArrayList();
		Scanner sc = new Scanner(System.in);
		String str = sc.next();
		while (!str.equals("!!end!!")) {
			strList.add(str);
			str = sc.next();
		}
		strList.add(0, "begin");
		strList.add("end");
		System.out.println(strList);
		String a = sc.next();
		System.out.println(strList.contains(a));
		System.out.println(strList.indexOf(a));
		System.out.println(strList.lastIndexOf(a));
		System.out.println((String) strList.get(0));
		strList.remove(0);
		System.out.println(strList);
		String b = sc.next();
		strList.set(1, b);
		System.out.println(strList);
		String c = sc.next();
		for (int i = 0; i < strList.size(); i++) {
			String d = (String) strList.get(i);
			if (d.indexOf(c) != -1)
				strList1.add(d);
		}
		System.out.println(strList1);
		int n = strList.indexOf(c);
		if (n >= 0)
			strList.remove(n);
		System.out.println(strList);
		strList.clear();
		System.out.println(strList + " " + strList.size() + "," + strList.isEmpty());
	}
}








